HubSpot CRM Developer

About Zenzero
Zenzero is one of the UK's fastest-growing technology companies. Named a Top 8 Technology Company at the British Business Awards 2026, recognised by Deloitte as a Best Managed Company, and featured in the Sunday Times Hundred (an annual ranking of the UK's fastest-growing private companies) in both 2025 and 2026, we hold Microsoft Solutions Partner status across all six designations, putting us in the top tier of UK Microsoft partners. The accolades reflect something real: a business that is scaling fast, executing well, and building something that lasts. We're on a mission to make technology genuinely work for mid-market businesses, covering managed IT, cyber security, cloud, and AI solutions that actually move the needle. The demand is growing, and so are we. We're also a certified B Corp and Scale Up Award winner. That combination matters to us: high growth and high standards aren't in conflict here. Fast growth, high standards, real impact. If that sounds like your kind of place, keep reading.

About the Role
As a CRM Executive, you will play a key role in supporting, optimising and developing CRM platforms across the Zenzero Group and customer accounts, with HubSpot as the primary platform. Working closely with marketing, sales, customer success and operational teams, you will help improve CRM processes, data quality, automation and reporting capabilities. This is an exciting opportunity for someone who enjoys combining technical CRM administration with data management, workflow automation and stakeholder collaboration. Success in the role will be demonstrated through improved platform adoption, reliable reporting, high-quality CRM data and the ongoing optimisation of HubSpot services for both internal teams and customers.

Responsibilities

• Hands-on experience using and administering HubSpot CRM.
• Experience creating workflows, lists and custom properties within HubSpot.
• Strong Excel skills, including data cleansing, manipulation and preparation of data for CRM imports.
• Experience importing, managing and maintaining data within CRM systems.
• Excellent attention to detail and strong organisational skills.
• Strong written and verbal communication skills.
• Ability to manage multiple priorities and collaborate effectively with a range of stakeholders.

Desirable

• HubSpot certifications.
• Experience within a marketing, technology or managed services environment.
• Understanding of lead management and customer lifecycle processes.
• Experience supporting customer CRM projects or HubSpot implementations.
• Experience working with marketing automation platforms.

Requirements

• Own the day-to-day administration, maintenance and optimisation of HubSpot and other CRM platforms used across the business.
• Manage internal CRM requests and act as a trusted point of contact for HubSpot-related support and guidance.
• Build, test and enhance workflows and automation that improve efficiency across marketing, sales and customer success functions.
• Maintain high standards of CRM data quality through cleansing, validation, imports, deduplication and ongoing database management.
• Create and maintain audience lists, dashboards and reports that provide meaningful insight into CRM performance and platform usage.
• Partner with stakeholders across the business to improve CRM processes, user adoption and customer experience outcomes.
• Support the delivery of HubSpot services to customers, including platform configuration, onboarding and optimisation activities.
• Drive continuous improvement by identifying opportunities to enhance CRM capabilities and adopt new HubSpot functionality.